UC3844-D08-T UTC [Unisonic Technologies], UC3844-D08-T Datasheet - Page 4

• Manufacturer Part Number: UC3844-D08-T
• Description: HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS
• Manufacturer: UTC [Unisonic Technologies]

UC3844/45
Total Power Supply and Zener Current
Output Current, Source or Sink (Note 2)
Output Energy (Capacitive Load per cycle)
Current Sense and Voltage feedback Inputs
Error Amp Output Sink Current
Power Dissipation
Junction Temperature
Operation Temperature Range
Storage Temperature Range
Note:1.Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Thermal Resistance(Junction-to-Air)
(Ta=25°C, V
REFERENCE SECTION
Reference Output Voltage
Line Regulation
Load Regulation
Temperature Stability
Total Output Variation over Line,
Load, Temperature
Output Noise Voltage
Long Term Stability
Output Short Circuit Current
OSCILLATOR SECTION
Oscillator Voltage Swing
Discharge Current
Frequency
Frequency Change with Voltage
Frequency Change with Temperature
ERROR AMPLIFIER SECTION
Voltage Feedback Input
Output Voltage Swing
Output Current
Input Bias Current
Open Loop Voltage Gain
Power Supply Rejection Ratio
Unity Gain Bandwidth
THERMAL DATA
ELECTRICAL CHARACTERISTICS
2.Maxmum package power dissipation limits must be observed.
ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
PARAMETER
UNISONIC TECHNOLOGIES CO., LTD
CC
www.unisonic.com.tw
=15V, R
PARAMETER
PARAMETER
T
=10k, C
Source
T
High
Sink
Low
=3.3nF, 0°C
SYMBOL
Δf
Δf
△V
△V
I
PSRR
SOURCE
I
V
OSC
OSC
GB
V
V
I
I(BIAS)
I
f
G
V
V
SOP-8
SOP-8
V
eN
I
SINK
DSG
OSC
DIP-8
DIP-8
t
OSC
REF
REF
S
SC
OH
≤
S
FB
OL
VO
OUT
OUT
/ΔV
W
/ΔT
T
A
≤
(Ta=25°C)
70°C, unless otherwise specified)
I
V
I
f=10Hz ~ kHz, T
T
V
T
0°C
V
0°C
V
R
R
V
V
V
V
V
T
OUT
OUT
A
J
J
CC
OSC
CC
OUT
OUT
OUT
FB
OUT
CC
L
L
=25°C,
=25°C
=125°C for 1000 Hours
=15k to ground, V
=15k to V
SYMBOL
SYMBOL
=2.7V
=12V ~ 25V
=12V ~ 25V
=12V ~ 25V
(I
=1.0mA,T
=1.0mA ~ 20mA
≤
≤
TEST CONDITIONS
=2.5V
=1.1V, V
=5.0V, V
=2.0V ~ 4.0V
=2.0V, T
CC
T
T
I
I
V
SINK
θ
OUT
P
T
T
W
T
OPR
STG
JA
+Iz)
IN
D
A
A
J
≤
≤
70°C
70°C
REF
J
FB
FB
J
=25°C
=25 C
, V
=2.7V
=2.3V
J
=25°C
FB
LINEAR INTEGRATED CIRCUIT
=2.7V
FB
=2.3V
-0.3 ~ +5.5
-65 ~ +150
RATINGS
RATINGS
0 ~ 70
1250
+150
862
145
100
1.0
5.0
4.82
2.42
MIN
30
10
-0.5
-30
4.9
5.0
2.0
0.7
47
46
65
60
TYP
2.50
10.8
-1.0
-0.1
5.0
2.0
3.0
0.2
-85
1.6
0.2
5.0
6.2
0.8
1.0
50
52
12
90
70
5
MAX
5.18
-180
2.58
-2.0
5.1
1.0
1.1
20
25
57
60
QW-R103-010,C
UNIT
UNIT
°C/W
°C/W
mW
mW
mA
mA
mV/°C
μJ
°C
°C
°C
UNIT
4 of 7
A
V
MHz
kHz
mV
mV
mV
mA
mA
mA
μV
μA
dB
dB
%
%
V
V
V
V
V